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Chemistry

Chemistry
Which one of the following has greatest mass ?

Neutron
Proton
Electron
Hydrogen nucleus

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Chemistry
Cyanide poisoning causes death in seconds because

It breaks the electron transport chain
It denatures enzymes of the heart/muscle
It causes cardiac arrest
It causes Lysis of red blood cells

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Chemistry
Citric acid is present in free form in

Milk
Tamarind
Lemon
Apple

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Chemistry
Which of the following produces highest amount of energy upon oxidation?

An alkane
Fat
Glucose
Protein

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Chemistry
The natural source of hydro-carbon is

Carbohydrates
Biomass
Coal
Crude oil

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Chemistry
Which one is the most reactive halogen

Iodine
Fluorine
Chlorine
Bromine

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MORE MCQ ON Chemistry

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